text: /*
   * Copyright 2014-present Facebook, Inc.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *   http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  #include <thrift/lib/cpp/concurrency/ThreadManager.h>
  
  #include <atomic>
  #include <cassert>
  #include <memory>
  #include <queue>
  #include <set>
  
  #include <glog/logging.h>
  
  #include <folly/Conv.h>
  #include <folly/portability/GFlags.h>
  
  #include <thrift/lib/cpp/concurrency/PosixThreadFactory.h>
  #include <thrift/lib/cpp/concurrency/ThreadManager-impl.h>
  
  DEFINE_bool(codel_enabled, false, "Enable codel queue timeout algorithm");
  
  namespace apache { namespace thrift { namespace concurrency {
  
  using std::shared_ptr;
  using std::make_shared;
  using std::dynamic_pointer_cast;
  using std::unique_ptr;
  using folly::RequestContext;
  
  folly::SharedMutex ThreadManager::observerLock_;
  std::shared_ptr<ThreadManager::Observer> ThreadManager::observer_;
  
  shared_ptr<ThreadManager> ThreadManager::newThreadManager() {
    return make_shared<ThreadManager::Impl>();
  }
  
  void ThreadManager::setObserver(
      std::shared_ptr<ThreadManager::Observer> observer) {
    {
      folly::SharedMutex::WriteHolder g(observerLock_);
      observer_.swap(observer);
    }
  }
  }}} // apache::thrift::concurrency
  